Home / 335,157,118.64-462,580,856.87-221,926,895.24

Finding the Fourth Proportional to 335,157,118.64, 462,580,856.87 and 221,926,895.24

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Solution

The fourth proportional to 335,157,118.64, 462,580,856.87 and 221,926,895.24 is: 306,301,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,157,118.64 : 462,580,856.87 = 221,926,895.24 : x
  2. Step 2: Convert to fraction form
    335,157,118.64/462,580,856.87 = 221,926,895.24/x
  3. Step 3: Cross multiply
    335,157,118.64x = 462,580,856.87 × 221,926,895.24
  4. Step 4: Simplify right side
    335,157,118.64x = 102,659,133,361,508,304
  5. Step 5: Solve for x
    x = 102,659,133,361,508,304/335,157,118.64
  6. Step 6: Final answer
    x = 306,301,515.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.